: Extremely hardy and beginner-friendly, typically growing up to 12 inches.
The ideal fish depends largely on your pond's volume and your level of experience.
: Known for their calico patterns; they reach about 14 inches and handle various climates well.
: Small (1–3 inches) and beneficial for controlling larvae, though they can be "nippy" with slow-moving fish.
: Hardy bottom-dwellers that help with algae control in aquaponics but may stir up sediment, making water hazy.